ET spoke with the 'DWTS' star and his partner Marilu Henner ahead of the premiere on Monday 9/12 on ABC.
The 'DWTS' pro tells ET his pal's career move is 'a dream come true.'
He's a six-time mirror ball winner while she's a five-time Emmy nominee, and together they are the ones to beat.
He's a six-time mirror ball trophy winner while she's a five-time Emmy nominee, and together they are the ones to beat.
What a difference a decade makes!
ET has learned Vanilla Ice and Jana Kramer are also set to join season 23.
ET has learned that Jana Kramer, Marilu Henner, Rick Perry, Calvin Johnson and James Hinchcliffe will also join the cast.
Maddie Baillio, Jennifer Hudson, Ariana Grande, Derek Hough and Kristin Chenoweth lead the star-studded cast.
The pals got cheeky on their lake getaway.
Here's how the A-listers live big!
The Tony winner tell ET she may make an appearance on the small screen in December.
Winkour, who won a Tony for playing Tracy Turnblad on Broadway, says she's 'down for anything' when it comes participating in the production.
Derek talks 'Hairspray Live!'
Aww, how sweet!
